What is "kahlur"

Bilaspur State or Kahlur was a princely state in the Punjab Province during the era of British India, ruled by a Hindu Rajput dynasty.

The state was initially known as Kahlur and was later renamed Bilaspur. It covered an area of 1173 km², and had a population of 100,994 according to the 1931 Census of India. The last ruler of Bilaspur State signed the accession to join the Indian Union on 12 October 1948.

Bilaspur State became Bilaspur Province in independent India until 1950 when the province was briefly renamed "Bilaspur State" before it was merged with Himachal Pradesh state as a district in 1954.